5018111999 has 4 divisors (see below), whose sum is σ = 5019033360. Its totient is φ = 5017190640.

The previous prime is 5018111993. The next prime is 5018112041. The reversal of 5018111999 is 9991118105.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5018111999 - 2¹² = 5018107903 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5018111993) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 452462 + ... + 463419.

It is an arithmetic number, because the mean of its divisors is an integer number (1254758340).

Almost surely, 2^5018111999 is an apocalyptic number.

5018111999 is a deficient number, since it is larger than the sum of its proper divisors (921361).

5018111999 is an equidigital number, since it uses as much as digits as its factorization.

5018111999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 921360.

The product of its (nonzero) digits is 29160, while the sum is 44.

The square root of 5018111999 is about 70838.6335201350. The cubic root of 5018111999 is about 1712.0381974211.

The spelling of 5018111999 in words is "five billion, eighteen million, one hundred eleven thousand, nine hundred ninety-nine".